PID
+
+
LT
FT
FFW
Level ref
Level control
Outflow
control
Fig. 40: The feedforward control
P3.12.4.2 FEEDFORWARD GAIN (ID 1060)
Use this parameter to adjust the gain of the feedforward signal.
P3.12.4.3 FEEDFORWARD 1 SOURCE SELECTION (ID 1061)
Use this parameter to select the source of the PID feedforward signal.
P3.12.4.4 FEEDFORWARD 1 MINIMUM (ID 1062)
Use this parameter to set the minimum value of the feedforward signal.
P3.12.4.5 FEEDFORWARD 1 MAXIMUM (ID 1063)
Use this parameter to set the maximum value of the feedforward signal.
10.12.5 PROCESS SUPERVISION
Use the process supervision to make sure that the PID Feedback value (the process value or
the actual value) stays in the set limits. With this function you can, for example, find a pipe
break and stop the flooding.
PARAMETER DESCRIPTIONS
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